# 33 Family days out in Gwynedd (2026)

> 33 family days out in Gwynedd, best reviewed first — including Caernarfon Castle. Ratings, locations and details.

Source: https://staycation.co.uk/gwynedd/attractions/family-friendly (Staycation.co.uk). Cite the source page, not this text version.

33 listed · best reviewed first

Updated 3 November 2026 · Ratings from Google · [All attractions and things to do in Gwynedd](https://staycation.co.uk/gwynedd/attractions)

[Families 33](https://staycation.co.uk/gwynedd/attractions/family-friendly) [Dog-friendly 17](https://staycation.co.uk/gwynedd/attractions/dog-friendly)

[Caernarfon Caernarfon Castle ★ 4.6 (16,414) This magnificent Welsh fortress invites families to climb its mighty towers and ramparts while discovering medieval history, with picnic spots, parking and wheelchair access available.](https://staycation.co.uk/caernarfon/attractions/caernarfon-castle) [Blaenau Ffestiniog Zip World Llechwedd ★ 4.7 (6,652) Experience thrilling four-person zip lines and explore historic slate caverns underground at this action-packed Welsh adventure centre, with pushchair-friendly access and baby facilities available.](https://staycation.co.uk/blaenau-ffestiniog/attractions/zip-world-llechwedd) [Porthmadog Ffestiniog & Welsh Highland Railway ★ 4.7 (6,301) Journey through the breathtaking landscapes of Snowdonia aboard historic steam trains, offering an unforgettable family adventure with onsite dining and stunning mountain views throughout your ride.](https://staycation.co.uk/porthmadog/attractions/ffestiniog-welsh-highland-railway) [Bangor Penrhyn Castle and Garden - National Trust ★ 4.7 (5,252) This magnificent Victorian castle near Bangor combines grand architecture with family-friendly features including extensive gardens, intriguing nooks to discover and a fascinating railway museum, all fully accessible.](https://staycation.co.uk/bangor/attractions/penrhyn-castle-and-garden-national-trust) [Pwllheli y Den Pwllheli ★ 4.4 (7,218) A wheelchair-accessible indoor play venue in Pwllheli offering soft play facilities, an onsite restaurant, baby changing rooms, and convenient nearby parking for families with young children.](https://staycation.co.uk/pwllheli/attractions/y-den-pwllheli) [Caernarfon National Slate Museum ★ 4.7 (3,904) Step back in time at this fascinating Victorian slate quarry workshop in Snowdonia, where live demonstrations bring Wales' industrial heritage to life for all the family.](https://staycation.co.uk/llanberis/attractions/national-slate-museum) [Y Felinheli GreenWood Family Park ★ 4.6 (3,207) This North Wales adventure park features the world's first human-powered rollercoaster alongside aerial rope courses and bouncing zones, welcoming families with prams and dogs on leads.](https://staycation.co.uk/y-felinheli/attractions/greenwood-family-park) [Barmouth Barmouth Beach ★ 4.8 (1,890) This expansive North Wales sandy shore offers plenty of space for castle-building fun and seaside paddling, with wheelchair access and parking available for visiting families.](https://staycation.co.uk/barmouth/attractions/barmouth-beach) [Caernarfon The Llanberis Lake Railway ★ 4.5 (3,082) Take a scenic five-mile steam train ride along the shores of Llyn Padarn with spectacular Snowdon views, perfect for family picnics and exploring the beautiful surroundings.](https://staycation.co.uk/llanberis/attractions/the-llanberis-lake-railway) [Caernarfon Gypsy Wood ★ 4.7 (1,310) Discover wetland trails and friendly animals at this enchanting Bontnewydd park, where families can explore nature together with facilities including picnic areas, accessible paths and snacks available.](https://staycation.co.uk/caernarfon/attractions/gypsy-wood) [Llandysul Llangrannog Beach ★ 4.7 (1,212) This family-friendly sandy shore on Cardigan Bay offers safe supervised swimming with lifeguards on duty, wheelchair access, and parking facilities, making it ideal for seaside picnics.](https://staycation.co.uk/llanbedrog/attractions/llangrannog-beach) [Fairbourne Fairbourne Steam Railway ★ 4.6 (1,326) Take the family on a scenic miniature steam train ride along the coast, complete with children's play area and refreshments available at this wheelchair-accessible attraction.](https://staycation.co.uk/fairbourne/attractions/fairbourne-steam-railway) [Caernarfon Airworld Aviation Museum ★ 4.7 (812) Climb into real aircraft cockpits at this interactive aviation museum near Caernarfon, where families can explore genuine planes and enjoy the on-site restaurant between flights of discovery.](https://staycation.co.uk/caernarfon/attractions/airworld-aviation-museum) [Harlech Llanfair Slate Caverns ★ 4.6 (855) Explore atmospheric underground chambers and historic slate workings at Harlech's spectacular caverns, where steep ladders lead adventurous families deep into hidden subterranean spaces.](https://staycation.co.uk/harlech/attractions/llanfair-slate-caverns) [Aberdovey Aberdyfi Beach ★ 4.7 (690) This stunning North Wales coastline offers three miles of golden sands perfect for family picnics, with wheelchair access and on-site parking making it easy to enjoy your seaside day out.](https://staycation.co.uk/aberdyfi/attractions/aberdyfi-beach) [Harlech Harlech Beach ★ 4.8 (582) Stretch out on miles of soft sand beneath a magnificent castle, where your family can explore rock pools, spot wildlife in protected dunes, and welcome four-legged friends for seaside adventures.](https://staycation.co.uk/harlech/attractions/harlech-beach) [Fairbourne Fairbourne Beach ★ 4.6 (752) This expansive two-mile sandy shoreline offers young children plenty of space to play and explore, with convenient parking, toilets and wheelchair access making it perfect for family days out.](https://staycation.co.uk/fairbourne/attractions/fairbourne-beach) [Caernarfon Snowdon Mountain Railway ★ 4.5 (857) Ride Britain's unique rack and pinion railway to Wales' highest peak, where spectacular mountain views await alongside a summit visitor centre with refreshments and facilities.](https://staycation.co.uk/llanberis/attractions/snowdon-mountain-railway) [Pwllheli Plas yn Rhiw ★ 4.6 (652) This charming North Wales manor house offers expansive gardens where children can explore and play freely, plus family facilities including picnic areas and an onsite restaurant.](https://staycation.co.uk/pwllheli/attractions/plas-yn-rhiw) [Pwllheli Abersoch Beach ★ 4.7 (546) This popular Gwynedd coastal spot offers golden sands with convenient facilities including parking, toilets and wheelchair access, though picnics aren't permitted and baby changing rooms are unavailable.](https://staycation.co.uk/abersoch/attractions/abersoch-beach) [Caernarfon Dinas Dinlle Beach ★ 4.7 (478) Let young adventurers roam free on this expansive sandy shoreline in North Wales, perfect for building sandcastles and seaside picnics with the family.](https://staycation.co.uk/caernarfon/attractions/dinas-dinlle-beach) [Caernarfon Piggery Pottery ★ 4.7 (468) Unleash your family's artistic talents at this welcoming Caernarfon studio where children can decorate ceramics or try their hand at the potter's wheel, with full facilities and picnic-friendly grounds.](https://staycation.co.uk/caernarfon/attractions/piggery-pottery) [Pwllheli Pwllheli Beach ★ 4.7 (332) A pair of sandy and shingle seaside stretches await your family along The Promenade, offering wheelchair access, onsite parking and space to enjoy your own packed lunch by the Welsh coast.](https://staycation.co.uk/pwllheli/attractions/pwllheli-beach) [Caernarfon Parc Glynllifon ★ 4.5 (197) This historic country park offers families woodland walks, artistic sculptures and beautiful gardens to explore, with an onsite restaurant and picnic-friendly grounds perfect for a full day out.](https://staycation.co.uk/caernarfon/attractions/parc-glynllifon) [Criccieth Criccieth Beach ★ 4.6 (144) This North Wales seaside spot combines sandy shores with pebble stretches, ideal for paddling and picnicking with the family in a wheelchair-accessible coastal setting.](https://staycation.co.uk/criccieth/attractions/criccieth-beach) [Caernarfon The Fun Centre ★ 3.9 (323) Brave the thrilling 25ft drop slide or explore 14,000 sq ft of play including driving school and sports arena at this action-packed Christchurch venue with onsite café.](https://staycation.co.uk/caernarfon/attractions/the-fun-centre) [Henfaes Porth y Swnt ★ 4.7 (118) Discover the gateway to exploring the Llyn Peninsula through engaging exhibitions and hands-on activities perfect for all ages at this welcoming visitor centre in Henfaes.](https://staycation.co.uk/aberdaron/attractions/porth-y-swnt) [Pwllheli Porthdinllaen Beach ★ 4.7 (115) This wheelchair-accessible North Wales sandy haven is ideal for paddling and picnics, offering a delightful day out though families should note there are no toilet or baby changing facilities.](https://staycation.co.uk/pwllheli/attractions/porthdinllaen-beach) [Talybont Tal-y-bont Beach ★ 4.8 (88) This wheelchair-accessible North Wales sandy beach welcomes families with picnics for a day of seaside fun, though facilities are limited so come prepared.](https://staycation.co.uk/dyffryn-ardudwy/attractions/tal-y-bont-beach) [Caernarfon Inigo Jones Tudor Slate Works ★ 4.4 (126) Step back in time at this working slate quarry near Y Groeslon, where traditional craftsmanship meets industrial heritage. Baby facilities available, though limited wheelchair and pushchair access.](https://staycation.co.uk/caernarfon/attractions/inigo-jones-tudor-slate-works) [Pwllheli Glasfryn Parc ★ 3.6 (352) Action-packed North Wales activity centre offering go-karting, archery and outdoor thrills for all the family. Pushchair-friendly throughout with baby facilities and accessible toilets available.](https://staycation.co.uk/pwllheli/attractions/glasfryn-parc) [Bangor Xscape Rooms ★ 4.9 (60) Challenge your family's problem-solving skills in thrilling themed puzzle adventures where teamwork is essential to escape before time runs out.](https://staycation.co.uk/bangor/attractions/xscape-rooms) [Llwyngwril Llwyngwril Beach ★ 4.7 (30) This pebble beach along North Wales' coast delights young adventurers with abundant rock pools to explore, plus wheelchair access and space for family picnics.](https://staycation.co.uk/llwyngwril/attractions/llwyngwril-beach)

## Quick answers

How many family days out are there in Gwynedd?+

We list 33 in Gwynedd. The best-reviewed are shown first.

Which family days out in Gwynedd are best reviewed?+

By Google rating weighted by the number of reviews: Caernarfon Castle (4.6/5, 16,414 reviews), Zip World Llechwedd (4.7/5, 6,652 reviews) and Ffestiniog & Welsh Highland Railway (4.7/5, 6,301 reviews).

Is this list up to date?+

It is built live from our listings; ratings come from Google and each venue page shows when its details were last checked. Always confirm with the venue before travelling.